Pen-type injector



FIG. 1 is a perspective view of a pen-type injector;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right-side view thereof;

FIG. 5 is a left-side view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a perspective view thereof with a cap removed;

FIG. 9 is a front view thereof with a cap removed;

FIG. 10 is a rear view thereof with a cap removed;

FIG. 11 is a right-side view thereof with a cap removed;

FIG. 12 is a left-side view thereof with a cap removed;

FIG. 13 is a top view thereof with a cap removed; and,

FIG. 14 is a bottom view thereof with a cap removed. 

The ornamental design for a pen-type injector, as shown and described. 